a#practice01 {background:url(../_images/hrefsm102.jpg) no-repeat;}
a#practice02 {background:url(../_images/hrefsm202.jpg) no-repeat;}
a#practice03 {background:url(../_images/hrefsm302.jpg) no-repeat;}
a#practice04 {background:url(../_images/hrefsm402.jpg) no-repeat;}
a#practice05 {background:url(../_images/hrefsm502.jpg) no-repeat;}
a#practice06 {background:url(../_images/hrefsm602.jpg) no-repeat;}
a#practice07 {background:url(../_images/hrefsm702.jpg) no-repeat;}
a#practice08 {background:url(../_images/hrefsm802.jpg) no-repeat;}
a#practice09 {background:url(../_images/hrefsm902.jpg) no-repeat;}
a#practice10 {background:url(../_images/hrefsm112.jpg) no-repeat;}
a#practice11 {background:url(../_images/hrefsm122.jpg) no-repeat;}
a#practice12 {background:url(../_images/hrefsm132.jpg) no-repeat;}
a#practice13 {background:url(../_images/hrefsm142.jpg) no-repeat;}
a#practice14 {background:url(../_images/hrefsm152.jpg) no-repeat;}
a#practice15 {background:url(../_images/hrefsm162.jpg) no-repeat;}
a#practice16 {background:url(../_images/hrefsm172.jpg) no-repeat;}
a#practice17 {background:url(../_images/hrefsm182.jpg) no-repeat;}
a#practice18 {background:url(../_images/hrefsm192.jpg) no-repeat;}

a#practice01:hover, a#practice01.selected {background:url(../_images/refsm102.jpg) no-repeat;}
a#practice02:hover, a#practice02.selected {background:url(../_images/refsm202.jpg) no-repeat;}
a#practice03:hover, a#practice03.selected {background:url(../_images/refsm302.jpg) no-repeat;}
a#practice04:hover, a#practice04.selected {background:url(../_images/refsm402.jpg) no-repeat;}
a#practice05:hover, a#practice05.selected {background:url(../_images/refsm502.jpg) no-repeat;}
a#practice06:hover, a#practice06.selected {background:url(../_images/refsm602.jpg) no-repeat;}
a#practice07:hover, a#practice07.selected {background:url(../_images/refsm702.jpg) no-repeat;}
a#practice08:hover, a#practice08.selected {background:url(../_images/refsm802.jpg) no-repeat;}
a#practice09:hover, a#practice09.selected {background:url(../_images/refsm902.jpg) no-repeat;}
a#practice10:hover, a#practice10.selected {background:url(../_images/refsm112.jpg) no-repeat;}
a#practice11:hover, a#practice11.selected {background:url(../_images/refsm122.jpg) no-repeat;}
a#practice12:hover, a#practice12.selected {background:url(../_images/refsm132.jpg) no-repeat;}
a#practice13:hover, a#practice13.selected {background:url(../_images/refsm142.jpg) no-repeat;}
a#practice14:hover, a#practice14.selected {background:url(../_images/refsm152.jpg) no-repeat;}
a#practice15:hover, a#practice15.selected {background:url(../_images/refsm162.jpg) no-repeat;}
a#practice16:hover, a#practice16.selected {background:url(../_images/refsm172.jpg) no-repeat;}
a#practice17:hover, a#practice17.selected {background:url(../_images/refsm182.jpg) no-repeat;}
a#practice18:hover, a#practice18.selected {background:url(../_images/refsm192.jpg) no-repeat;}